<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div class="alert alert-danger">
    <h4>发生错误：</h4>
    <p>{{ error }}</p>
    <a href="/" class="btn btn-primary">返回重新配置</a>
</div>
</body>
</html>